Computer-generated imagery is the application of computer graphics to create or contribute to images in art, printed media, video games, films, television programs, shorts, commercials, videos, and simulators. Computer-generated imagery (CGI) is the application of computer graphics to create or. CGI most commonly refers to the 3D computer graphics used to create characters , scenes and special effects in films, television and games. CGI Revealed from Movies and TV Shows: Deadpool, Game of Thrones, Fast and Furious. Many times, you will be seeing CG on the screen without even realizing the effects are there. VFX or Visual FX is commonly abbreviated form of Visual effects.